polythf 1000 ptmeg1000 molecular weight 25190-06-1
cas number ：25190-06-1 molecular formula ：c8h18o4 chemical name ：polytetramethylene ether glycol; polytetrahydrofuran purpose : ptmeg is mainly used to produce polyurethane elastomers, polyurethane elastic fibers (domestically known as spandex, internationally known as spandex) and ester-ether copolymer elastomers. product packaging ：200kg drum, bulk water test parameters value test method molecular weight 975-1025g/mol calculate value hydroxyl content…
